package collection;

import javafx.print.Collation;
import org.omg.Messaging.SyncScopeHelper;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;

/**
 * 说明:
 *
 * @author: luohaowei
 * @date:2023/3/2
 **/
public class GenericDemo {
    public static void main(String[] args) {
        Collection<Point> c=new ArrayList<>();
        c.add(new Point(1,2));
        c.add(new Point(3,4));
        c.add(new Point(5,6));
        c.add(new Point(7,8));
        Iterator<Point> it=c.iterator();
        while (it.hasNext()){
            Point p=it.next();
            System.out.println(p);
        }
        for(Point p:c){
            System.out.println(p);
        }






















        /*
        Collection<String> c=new ArrayList<>();
        c.add("one");
        c.add("two");
        c.add("three");
        c.add("four");
        c.add("five");
        Iterator<String> it=c.iterator();
        while(it.hasNext()){
            String str=it.next();
            System.out.println(str);
        }
        for(String str:c){
            System.out.println(str);
        }

         */

    }
}
